When will monsoon arrive in Delhi-NCR and other parts of north India?

The monsoon made its onset over Kerala on June 4, arriving later than its normal date. According to India Meteorological Department, monsoon is expected to reach Delhi-NCR between June 25 and 30. It is expected to move further into parts of Haryana, Punjab, Chandigarh while Himachal Pradesh, J&K and Ladakh may partly get rain around the same time as Delhi.